/*
write by 2024.1.3
 */

.safeIndustry{
    position: relative;
    height: 708px;
    width: 100%;
}
.safeIndustry .safeIndustryImg{
    background: url("../images/banner2.jpg") no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    background-color: rgb(255, 255, 255);
    opacity: 1;
    position: absolute;
    height: 708px !important;
    width: 100% !important;
    z-index: 0 !important;
    top: 0;
    left: 0;
}

.safeIndustry .safeImg{
    left: 0px;
    top: 220px;
    position: absolute;
    z-index: 2;
    opacity: 1;
}
.safeIndustry .safeImg img{
    width: 451px;
    height: 74px;
    border: 0;
}
.safeIndustry  .safeTittle1{
    left: 0px;
    top: 310px;
    position: absolute;
    z-index: 2;
    font-size: 46px;
    color: #ffffff;
    line-height: 1.2;
}

.safeIndustry  .safeTittle1 span{
    font-weight: bold;
}

.safeIndustry  .safeTittle2{
    left: 0;
    top: 380px;
    position: absolute;
    z-index: 2;
    font-size: 16px;
    color: #ffffff;
    overflow-wrap: break-word;
    letter-spacing: 20px;
}

.safeIndustry  .englishDecription{
    left: 30px;
    top: 420px;
    position: absolute;
    font-size: 12px;
    color: rgb(203, 208, 232);
    overflow-wrap: break-word;
}

.aboutUs{
    padding:50px 20px;
    line-height: 2;
}
.aboutUs p{
    font-family: '宋体';
}
.aboutUs p span{
    font-family: urce Han Sans,Geneva,sans-serif;
}

.aboutUs-right{
    text-align: right;
    position: relative;
    min-height: 200px;
}
.aboutUs-right:before{
     content: "";
     position: absolute;
     width: 200px;
     height: 200px;
     left: 50px;
     top: 50px;
     border-left: 1px solid #cccccc;
     border-bottom: 1px solid #cccccc;
    z-index: 0;
 }

.aboutUs-right::after{
    content: "";
    position: absolute;
    width: 192px;
    height: 216px;
    left:70px;
    top: 16px;
    background: #fafafa;
    z-index: 0;
}
.aboutUs-right h3{
    font-weight: bold;
    color: rgb(51, 51, 51);
    font-size: 30px;
    position: absolute;
    left:200px;
    top: 70px;
    z-index: 99;
}
.aboutUs-right .english{
    font-family: Arial Black;
    color: #274ae0;
    font-size: 20px;
    position: absolute;
    left:200px;
    top: 120px;
    z-index: 99;
}
.advantage{
    position: relative;
    width: 100%;
    height: 440px;
    margin-top: 60px;
}
.advantage::after{
    content: "";
    width: 100%;
    height: 180px;
    position: absolute;
    background:#f5f5f5 ;
    left: 0;
    bottom: 0;
    z-index: 0;
}
.advantage .relativePosition{
    height: 387px;
    width: 350px;
    overflow:hidden ;
    background: #fff;
    z-index: 1;
    margin-right: 30px;
}

.advantage .relativePosition:last-child{
    margin-right: 0;
}
.advantage .markBg1{
    background: url("../images/image3.jpg") no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    background-color: rgb(255, 255, 255);
    opacity: 1;
    position: absolute;
    height: 250px ;
    width: 100%;
    z-index: 1 ;
    top: 0;
    left: 0;
}

.advantage .markBg2{
    background: url("../images/image1.jpg") no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    background-color: rgb(255, 255, 255);
    opacity: 1;
    position: absolute;
    height: 250px ;
    width: 100%;
    z-index: 1 ;
    left: 0px;
    top: 0px;
    bottom: 0px;
    right: 0px;
}

.advantage .markBg3{
    background: url("../images/image2.png") no-repeat;
    background-position: 50% 50%;
    background-size: cover;
    background-color: rgb(255, 255, 255);
    opacity: 1;
    position: absolute;
    height: 250px ;
    width: 100%;
    z-index: 1 ;
    top: 0;
    left: 0;
}

.advantage .mark{
    position: absolute;
    z-index: 1 ;
    border-radius: 50%;
    top: 50%;
    left:34%;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: #f5f8fa;
    display: flex;
    justify-content: center;
    align-items: center;
}


.advantage .description{
    position: absolute;
    z-index: 22 ;
    bottom: 0;
    left:60px;
    width: 100%;
    font-weight: bold;
    font-size: 18px;
    text-align: center;
    width: 220px;
    height: 52px;
}
.anli-left{
   width: 100%;
}
.anli-left img{
    width: 100%;
}

.anli-content{
    width: 557px;
    height: 338px;
    font-size: 16px;
    letter-spacing: 4px;
    line-height: 1.5;
}
.anli-content h2{
    margin-top: 100px;
    margin-bottom: 40px;
}

.introduceUs{
    margin-top: 40px;
} 

.introduceUs-item{
    display: flex;
    width: 385px;
    height: 187px;
    justify-content:left;
    align-items: center;
    position: relative;
    background: #fff;
    margin-right: 14px;
    margin-bottom: 20px;
}

.introduceUs-item:hover{
    box-shadow: 0 0 10px #ccc;
    margin-top: -4px;
}

.introduceUs-item img{
    width: 100px;
    height: 100px;
    margin: 10px;
}

.introduceUs-item h3{
    font-size: 14px;
    font-weight: bold;
}


.focus{
    width: 420px;
    height: 260px;
}

.focus h2{
    margin-top: 40px;
    font-size: 36px;
    font-weight: bold;
}

.focus p{
    margin-top: 30px;
    font-size: 16px;
    color: #666;
}

@media (min-width: 768px){
    .navbar-nav {
        float: right !important;
    }
}

@media (max-width: 768px){
    .safeIndustry  .safeTittle1{
        font-size: 26px;
    }

    .safeIndustry  .safeTittle2{
        font-size: 16px;
        letter-spacing: 8px;
        top: 360px;
    }

    .safeIndustry  .englishDecription{
        top: 400px;
    }
    .focus{
        width: 350px;
        height: 120px;
    }
    .focus h2{
        font-size: 26px;
    }

}